In this paper, it was first shown that under various conditions of nitrogen supply therifamycin yield was positively correlated with the mycelial specific acti
Authors produced rapidly solidified T15 high speed steel powders by high pressure(5~ 6MPa) N_a atomization and liquid N_2 cooling,observed and analyzed the morp
A study has been carried out on the effect of continuous cooling with different rate from 1 200 ℃ on the brittleness of vacuum melted,extra-low interstitial Cr